The relationship of viral antigen to virus-induced defects in chick embryos. Newcastle disease virus.
D000818:Animals; D000941:Antigens; D002642:Chick Embryo; D000013:Congenital Abnormalities / Q000209:etiology*; D005455:Fluorescent Antibody Technique; D066298:In Vitro Techniques; D008856:Microscopy, Fluorescence; D009521:Newcastle Disease / Q000276:immunology*
D000941:Antigens